Planning appeal decision
148 Knutsford Road, Grappenhall And Thelwall, Warrington, WA4 2PW
Planning appeal 3369888 at 148 Knutsford Road, Grappenhall And Thelwall, Warrington, WA4 2PW (Warrington Borough Council) was allowed on 29 October 2025 by Inspector Bartlett R, by written representations. The main issue, as the Inspector framed it: Whether the additional treatment room would result in adverse effects on highway safety and the residential amenity of local residents, due to increased parking demand.
a single storey side extension to replace existing carport/storage area
- Authority
- Warrington Borough Council
- Appeal type
- minor · Planning Appeal
- Procedure
- Written Representations
- Development
- community-institutional · Other minor developments
- Inspector
- Bartlett R
- Postcode
- WA4 2PW
Main issues, as the Inspector framed them
- Whether the additional treatment room would result in adverse effects on highway safety and the residential amenity of local residents, due to increased parking demand
- The effect of the development on bats
What decided it
The modest increase in parking demand from one additional treatment room could be accommodated by existing on-street parking without detriment to highway safety or residential amenity, and the carport structure was highly unlikely to support bat roosts.
What the Inspector cited
- Development plan policies
- INF1ENV8DC4
How the Inspector dealt with each one is set out in the app, in order: the development plan, national policy, housing land supply, other considerations and the planning balance, beside the letter.
See how each was appliedThe decision letter
Town Planner Pro holds this letter. The Appeals plan opens it and every other letter we hold, all of them searchable, with the main issues and what decided each case picked out. We do not show letters on the free site because they carry people’s names and addresses.
With an account
What an account adds to this decision


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The authority’s record since 2016 · every decision in 2025
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- Dismissed23 April 202660021268 Bruche Heath Gardens, Padgate, Warrington, WA1 3TP
The main issues, what decided it, the planning balance and the policies and judgments listed as cited are read from the published letter by Town Planner Pro and are our summary, not the Inspector’s words; the letter itself is the record. Contains public sector information licensed under the Open Government Licence v3.0. Research, not advice.
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